Do not use if you are now taking a prescription monoamine oxidase inhibitor (ma01) (certain drugs for depression, psychiatric or emotional conditions, or parkinson's disease), or for 2 weeks after stopping the ma01 drug. If you do not know if your prescription drug contains an ma01, ask a doctor or pharmacist before taking this product allergy. Stop use and ask a doctor if, side effects occur. You may report side effects to fda at 1 -800-fda- 1088. Coug h lasts more than 7 days, cough com es back, or occu rs with fever, rash or headache that lasts. These could be signs of a serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a poison control center right away 1-800-222--1222. Ask a doctor before use if you have: chronic cough that lasts as occurs with smoking, asthma or emphysema, cough that occurs with too much phlegm (mucus). Alert: contains sodium metabisulfite, a sulfite that may cause allergic-type reactions. Do not use if you are now taking a prescription monoamine oxidase inhibitor (maoi) certain drugs far depression, psychiatric or emotional conditions, or parkinson's disease, or for 2 weeks after stopping the ma01 drug. If you do not know if your prescription drug contains an maoi, ask a doctor or pharmacist before taking this product. Allergy alert: contains sodium metabisulfite, a sulfite that may cause allergic-type reactions.